Self-calibrating digital tyre pressure reader with auto shut off feature. It is fitted with an LCD display capable of showing PSI, BAR, and KPA within the ranges of 2-100psi (±1%), 0.15-7.00bar, and 15-700KPA. This gauge is powered by 2 x 3V AG13 batteries, which are supplied. The gauge is self-calibrating and features an automatic shut-off function. It displays pressure in PSI, BAR, and KPA. The operating ranges are 2-100psi (±1%), 0.15-7.00bar, and 15-700KPA. Batteries included.